// Copyright 2022 Zinc Labs Inc. and Contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#[inline(always)]
#[cfg(target_arch = "x86_64")]
pub fn find(haystack: &str, needle: &str) -> bool {
    memchr::memmem::find(haystack.as_bytes(), needle.as_bytes()).is_some()
}

#[inline(always)]
#[cfg(not(target_arch = "x86_64"))]
pub fn find(haystack: &str, needle: &str) -> bool {
    haystack.contains(needle)
}

#[cfg(test)]
mod test_utils {
    use super::*;
    #[test]
    fn test_find() {
        let haystack = "This is search-unitTest";
        let needle = "unitTest";
        let result = find(haystack, needle);
        assert_eq!(result, true)
    }
}
